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US 12,583,592 B2Granted
Compact aircraft rescue hoist with high wrap angle
AssigneeHornet Acquisitionco, LLC
InventorBejan Ijadi-Maghsoodi
Life of this patent
Estimating the term…
Abstract
A rescue hoist includes a housing mountable to an airframe, a cable drum rotatably mounted in the housing, a traction sheave rotatably mounted in the housing positioned to one side of the cable drum, a cable, and a hook mounted to one end of the cable. The cable is wrapped around the cable drum in a first direction, over the traction sheave in a second direction opposite the first direction, and exits the housing under the traction sheave. The housing is compact and configured to be mounted to an aircraft under-wing.
Claims19
A rescue hoist, comprising:
- a housing mountable to an airframe;
- a cable drum rotatably mounted in the housing;
- a traction sheave rotatably mounted in the housing, the traction sheave positioned to one side of the cable drum;
- a cable wrapped around the cable drum in a first angular direction, exiting the cable drum in a first linear direction, entering the traction sheave in the first linear direction, wrapped over the traction sheave in a second angular direction opposite the first angular direction, and exiting the housing under the traction sheave in a second linear direction, the first linear direction and the second linear direction forming an acute angle;
- and
- a hook mounted to one end of the cable, the hook positioned outside of the housing and under the traction sheave.
3 more elements
A rescue hoist, comprising:
- a housing defining a main portion having a first length and a lateral portion having a second length less than the first length, the lateral portion extending from the main portion in a direction perpendicular to the first length;
- a cable drum rotatably mounted in the main portion;
- a traction sheave rotatably mounted in the lateral portion, wherein a rotational axis of the traction sheave is positioned higher in the housing than a rotational axis of the cable drum;
- a cable wrapped around the cable drum, over the traction sheave, and exiting the housing through an opening formed in the bottom of the lateral portion;
- and
- a hook mounted to one end of the cable, the hook positioned outside of the housing and under the lateral portion.
3 more elements
Dependencies are inferred from the claim text.